Keithley 2450 Reference Manual page 118

Interactive sourcemeter instrument
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Model 2450 Interactive SourceMeter® Instrument Reference Manual
Section 2: General operation
Using TSP commands:
Send the following code:
reset()
smu.measure.func = smu.FUNC_DC_CURRENT
smu.measure.autorange = smu.ON
smu.measure.unit = smu.UNIT_OHM
smu.measure.count = 5
smu.source.func = smu.FUNC_DC_VOLTAGE
smu.source.level = 5
smu.source.ilimit.level = 0.01
smu.source.output = smu.ON
smu.measure.read(defbuffer1)
for i=1, defbuffer1.n do
print(defbuffer1.relativetimestamps[i], defbuffer1[i])
end
smu.source.output=smu.OFF
The front-panel display will look similar to the following example.
Figure 53: Resistance measurement SVMI and reading ohms
2450-901-01 Rev. B/September 2013
2-91

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